Nginx安装安装gcc安装pcre安装OpenSSL和zlib解压进入Nginx目录，并编译安装启动

安装gcc
```
yum install -y gcc gcc-c++
```

安装pcre

/usr/src
wget http://downloads.sourceforge.net/project/pcre/pcre/8.37/pcre-8.37.tar.gz
tar -xzf pcre-8.37.tar.gz
cd pcre-8.37/
./configure
make && make install

安装OpenSSL和zlib

yum -y install make zlib zlib-devel gcc-c++ libtool openssl openssl-devel

解压进入Nginx目录，并编译安装

tar -xzf nginx-1.12.2.tar.gz
cd nginx-1.12.2/
./configure
make && make install

启动
```
cd /usr/local/nginx/sbin
./nginx
```